Russia’s President Vladimir Putin waits for Italian Prime Minister Enrico Letta prior to a bilateral meeting on the sidelines of a G-20 summit in St. Petersburg, Russia on Thursday, Sept. 5, 2013. The threat of missiles over the Mediterranean is weighing on world leaders meeting on the shores of the Baltic this week, and eclipsing economic battles that usually dominate when the G-20 world economies meet. (AP Photo/Dmitry Lovetsky, Pool)
